Hydrogen, calcium, and boron are examples of
A. Mixtures
B. Compounds
C. M...
Chemistry, 21.09.2021 06:10 jasminevargasolea
Hydrogen, calcium, and boron are examples of
A. Mixtures
B. Compounds
C. Molecules
D. Elements
Answers: 3
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What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .
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Avariable that is not being directly tested during an experiment should be
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Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
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Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.
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